some ZFS questions
wblock at wonkity.com
Mon Aug 25 03:23:12 UTC 2014
On Sun, 24 Aug 2014, Michael Sierchio wrote:
> On Sun, Aug 24, 2014 at 8:00 PM, Warren Block <wblock at wonkity.com> wrote:
>> On Sun, 24 Aug 2014, Michael Sierchio wrote:
>>> On Sun, Aug 24, 2014 at 6:42 PM, <kpneal at pobox.com> wrote:
>>>> If you can use GPT partitioning then you can have GPT labels on
>>>> spanning entire disks. Then you can rearrange physical disks to your
>>>> The bonus is that you can put identifying information in the label name
>>>> to be even more sure you are replacing the correct disk when the time
>>> You can do this - and it's the approach that FreeNAS takes, but you
>>> lose the benefits of presenting a whole disk to ZFS - the ability to
>>> fully use the disk cache when presented a raw device rather than a
>> I thought that was a Solaris-only limitation. In fact, I'm pretty sure it
>> is, and does not apply on FreeBSD.
> You mean Solaris-only benefit?
No, I mean that the disk cache problem was only on Solaris, and does not
apply to FreeBSD. On FreeBSD, there is no difference in performance
between partitions versus the whole disk.
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